BD4728G Rohm, BD4728G Datasheet - Page 8

• Manufacturer Part Number: BD4728G
• Description: RESET IC
• Manufacturer: Rohm

Voltage detectors
Part number and marking of samples
Characteristic diagram and Measurement circuit (When BD4729G is measured.)
800
700
600
500
400
300
200
100
9.5
8.5
7.5
6.5
5.5
4.5
3.5
2.5
1.5
0.5
10
( 5 )
0
( 1 )
9
8
7
6
5
4
3
2
1
0
0
0
0.5
2.5
1 1.5
Fig.12 Current consumption
5 7.5
Fig.15 "L" output current
2 2.5 3 3.5
( 2 )
10 12.5 15 17.5
I
I
4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10
CC
CC
1 1.34 A
2 1.46 A
V
I
OL
I
OL
CC
Marking
12.194mA@V
(mA)
( 3 )
(V)
( 4 )
20 22.5 25 27.5 30 32.5
O
400mV
Lot.No
6
5
4
3
2
1
0
0
0.5
1 1.5
Fig.13 I/O characteristic
V
S
Marking
2 2.5 3 3.5
2.9V
BA
BB
BC
BD
BE
BG
BH
BF
B3
BJ
V
CC
V
dV
(V)
Voltage
1.9V
2.0V
2.1V
2.2V
2.3V
2.4V
2.5V
2.6V
2.7V
2.8V
S
S
2.95V
50mV
4 4.5 5 5.5 6
Part No.
BD4719
BD4720
BD4721
BD4722
BD4723
BD4724
BD4725
BD4726
BD4727
BD4728
Marking
BM
BQ
BK
BL
BN
B4
BP
BR
BS
BT
Voltage
2.9V
3.0V
3.1V
3.2V
3.3V
3.4V
3.5V
3.6V
3.7V
3.8V
1000
900
800
700
600
500
400
300
200
100
0
0
Part No.
BD4729
BD4730
BD4731
BD4732
BD4733
BD4734
BD4735
BD4736
BD4737
BD4738
0.25
Fig.14 Operating limit voltage
BD47××G series
0.5 0.75
V
Marking
OPL
1 1.25 1.5 1.75 2
BU
BW
BV
BX
BY
BZ
B1
B2
0.675V
V
CC
(V)
Voltage
3.9V
4.0V
4.1V
4.2V
4.3V
4.4V
4.5V
4.6V
2.25
Part No.
BD4739
BD4740
BD4741
BD4742
BD4743
BD4744
BD4745
BD4746
8/8
2.5
2.75